package com.lian.anlimall.product.exception;

import com.lian.common.exception.BizCodeEnume;
import com.lian.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;
import java.util.Map;

/**
 * @author 连安利
 * @version 1.0
 * @date 2021/4/18 14:49
 */
@Slf4j
//ControllerAdvice：统一处理异常
@RestControllerAdvice(basePackages = "com.lian.anlimall.product.controller")
public class AnlimallExceptionControllerAdvice {


    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    private R handleVaildException(MethodArgumentNotValidException e){
        log.error("数据出现问题{}，异常类型{}",e.getMessage(),e.getClass());
        BindingResult bindingResult =e.getBindingResult();

        Map<String,String> errorMap = new HashMap<>();
        bindingResult.getFieldErrors().forEach((fieldError) -> {
            errorMap.put(fieldError.getField(),fieldError.getDefaultMessage());
        });
        return R.error(BizCodeEnume.VAILD_EXCEPTION.getCode(),BizCodeEnume.VAILD_EXCEPTION.getMsg()).put("data",errorMap);
    }
    @ExceptionHandler(value = Throwable.class)
    public R handleException(Throwable throwable){
        log.error("错误：",throwable);
        return R.error(BizCodeEnume.UNKNOW_EXCEPTION.getCode(),BizCodeEnume.UNKNOW_EXCEPTION.getMsg());
    }
}
